Nasatapp No-Drowse Drug Interactions

Do not use this product together with sympathomimetic agents (e.g. epinephrine, etc.) and general anesthetics (e.g. halothane, etc.) because of the possibility for increased toxicity.
Concurrent administration with medicines for depression (e.g. amitriptyline, imipramine, sertraline, moclobemide, etc.) may result in hypertensive crisis (sudden, severe increase in blood pressure that can lead to stroke).
Taking an adrenergic blocking agent (e.g. phenothiazine drugs, phentolamine, propranolol, etc.) before the administration of this product may decrease the effect of phenylephrine.
Medicine which stimulates the enzyme responsible for the metabolic activation of paracetamol such as medicines for convulsion (e.g. phenobarbital, etc.) may increase susceptibility to the harmful effects to the liver.
Warfarin, a blood thinning medicine; an increase in the International Normalized Ratio (INR), which may serve as a sign of increased risk of bleeding, may be observed when using paracetamol and warfarin at the same time. Paracetamol increases the anticoagulation effect of warfarin.
Tell the doctor about the other medicines the patient is taking, especially other medicines for cough, cold, allergy, pain or fever.